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HCD-G1BiP/G1iP
HCD-G1BiP/G1iP
26
26
5-4.
BLOCK DIAGRAM - POWER SUPPL
Y
Section -
EVER +3.3V
+3.3V
REGULA
TO
R
IC704
+5V
REGULA
TO
R
IC807
-7V
REGULA
TO
R
IC1
10
-5V
REGULA
TO
R
IC1
13
+7V
REGULA
TO
R
IC
111
+5V
REGULA
TO
R
IC1
12
+12V
REGULA
TO
R
IC108
-12V
REGULA
TO
R
IC109
DC/DC
CONVER
T
E
R
IC951
D +3.3V
+3.3V
REGULA
TO
R
IC705
OVER
VOL
TA
G
E
DETECT
Q951
F
L
+
7V
, +7V
+7V
REGULA
TO
R
IC706
DC/DC
CONVER
T
E
R
IC953
VBUS +5V
DC/DC
CONVER
T
E
R
IC952
D958
D710
D961
D955
D956
LINE
FIL
T
E
R
L956
L954
LINE
FIL
T
E
R
D959
D957
D306
D305
D304
A
+5V
IC107_VCC
+1.2V
REGULA
TO
R
IC4001
DAB +1.2V
+1.5V
REGULA
TO
R
IC201
CD +1.5V
IC107_V
A
A
A +
7V
D307
D308
D309
IC107_VSS
A -
7V
F4401
LINE
FIL
T
E
R
T4402
RELA
Y
DRIVER
Q4401
T4401
SUB POWER
TRANSFORMER
RY4401
D4401
EVER_10V
SYSTEM CONTROLLER
IC402 (3/3)
RESET
SIGNAL
GENERA
TO
R
IC403
83
POWER_MONIT
O
R
20
AC-CUT
73
Vcont
63
S
TANDBY
RELA
Y
12
RESET
50
DAB-POWER_1.2
49
DAB-POWER_3.3
RESET
SWITCH
Q401
D708
POWER
CONTROL
Q702 - 704
D709
D802
D4002
Vcont
D
DAB +3.3V
B+ SWITCH
Q4001, 4002
+18V
-18V
RECT
D301
REGULA
TO
R
Q108
T901
MAIN POWER
TRANSFORMER
RECT
D951, 952
RECT
D4402, 4404
F951
F303
F304
~ AC
IN
(G1BiP)
(Page 24)